.loading-content{
    background:#EEEEEE;
    position: fixed;
    top:0;
    bottom: 0;
    right: 0;
    left: 0;
}
.loading-content-box{
    width: 400px;
    height: 300px;
    position: absolute;
    top:0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    
}
.loading-content-box img{
    width: 100%;
}
.fade-enter-active, .fade-leave-active {
  transition: opacity .5s
}
.fade-enter, .fade-leave-to /* .fade-leave-active in below version 2.1.8 */ {
  opacity: 0
}